r22.fld

一个关于物性计算的软件

R22                                   !short name
75-45-6                               !CAS number
chlorodifluoromethane                 !full name
CHClF2                                !chemical formula
HCFC-22                               !synonym
 86.468            !molecular weight [g/mol]
115.73             !triple point temperature [K]
232.340            !normal boiling point [K]
369.295            !critical temperature [K]
4990.              !critical pressure [kPa]
6.05822            !critical density [mol/L]
0.22082            !acentric factor
1.458              !dipole moment [Debye]; Meyer & Morrison (1991) J. Chem. Eng. Data 36:409-413.
IIR                !default reference state
6.1                !version number

! compiled by M. McLinden, NIST Physical and Chemical Properties Division, Boulder, Colorado
! 01-30-96  MM, original version
! 02-01-96  MM, replace Kamei et al (1992) with Kamei et al (1995)
! 02-06-96  MM, add ECS model based on Huber & Ely (1994)
! 03-17-96  MM, add transport correlations compiled by S.A. Klein
! 03-18-96  MM, add dipole moment
! 06-17-96  MM, add ECS-thermal conductivity coefficients fitted by S.A. Klein
! 08-19-96  MM, add surface tension fit
! 10-03-96  MM, add Cp0 function of Kamei (replace temporary polynomial)
! 10-04-96  MM, specify no rho-dependent ECS coeff (compatibility with new model)
! 01-31-97  MM, change pointer for ECS reference viscosity from VS3 to VS1
!               modify ncoeff line for FEQ to accommodate critical region terms
! 02-20-97  MM, add default reference state
! 02-26-97  MM, add version number (future use)
! 03-11-97  MM, modify ECS-transport to new format
! 03-25-97  MM, set Psi,Chi coeff in ECS-transport to 1,0 pending refit of data
! 06-01-97 EWL, add parameters for ECS viscosity correlation
! 10-24-97  MM, read in f_int term in Eucken correlation in ECS method for t.c.
!               change reference fluid EOS for ECS-transport from BWR to FEQ
! 11-10-97  MM, add t.c. shape factor fit to data
! 11-01-99 EWL, add Wagner, Marx, and Pruss equation of state
! 11-01-99 EWL, add Span 12 term short equation of state

#EOS               !equation of state specification
FEQ  Helmholtz equation of state for R-22 of Kamei et al. (1995).
?LITERATURE REFERENCE \
?Kamei, A., Beyerlein, S.W., and Jacobsen, R.T,
? "Application of nonlinear regression in the development of a wide range
? formulation for HCFC-22,"
? Int. J. Thermophysics, 16:1155-1164, 1995.\
?\
?The uncertainties of the equation of state are 0.1% in density, 1% in heat
?capacity, and 0.3% in the speed of sound, except in the critical region.
?The uncertainty in vapor pressure is 0.2%.
?\
!end of info section
115.73             !lower temperature limit [K]
550.0              !upper temperature limit [K]
60000.0            !upper pressure limit [kPa]
19.91              !maximum density [mol/L]
CPP                                    !pointer to Cp0 model
86.468                                 !molecular weight [g/mol]
115.73                                 !triple point temperature [K]
0.0003793                              !pressure at triple point [kPa]
19.907                                 !density at triple point [mol/L]
232.340                                !normal boiling point temperature [K]
0.22082                                !acentric factor
369.295      4990.        6.05822      !Tc [K], pc [kPa], rhoc [mol/L]
369.295                   6.05822      !reducing parameters [K, mol/L]
8.314510                               !gas constant [J/mol-K]
      35  4      0  0       0  0       !# terms, # coeff/term for:  "normal" terms, critical, spare
  0.695645445236d-01  -1.000   1.00  0 !a(i),t(i),d(i),l(i)
  0.252275419999d+02   1.750   1.00  0
 -0.202351148311d+03   2.250   1.00  0
  0.350063090302d+03   2.500   1.00  0
 -0.223134648863d+03   2.750   1.00  0
  0.488345904592d+02   3.000   1.00  0
  0.108874958556d-01   5.500   1.00  0
  0.590315073614d+00   1.500   2.00  0
 -0.689043767432d+00   1.750   2.00  0
  0.284224445844d+00   3.500   2.00  0
  0.125436457897d+00   1.000   3.00  0
 -0.113338666416d-01   4.500   3.00  0
 -0.631388959170d-01   1.500   4.00  0
  0.974021015232d-02   0.500   5.00  0
 -0.408406844722d-03   4.500   6.00  0
  0.741948773570d-03   1.000   7.00  0
  0.315912525922d-03   4.000   7.00  0
  0.876009723338d-05   5.000   7.00  0
 -0.110343340301d-03  -0.500   8.00  0
 -0.705323356879d-04   3.500   8.00  0
  0.235850731510d+00   5.000   2.00  2
 -0.192640494729d+00   7.000   2.00  2
  0.375218008557d-02  12.000   2.00  2
 -0.448926036678d-04  15.000   2.00  2
  0.198120520635d-01   3.500   3.00  3
 -0.356958425255d-01   3.500   4.00  2
  0.319594161562d-01   8.000   4.00  2
  0.260284291078d-05  15.000   4.00  2
 -0.897629021967d-02  25.000   4.00  4
  0.345482791645d-01   3.000   6.00  2
 -0.411831711251d-02   9.000   6.00  2
  0.567428536529d-02  19.000   6.00  4
 -0.563368989908d-02   2.000   8.00  2
  0.191384919423d-02   7.000   8.00  2
 -0.178930036389d-02  13.000   8.00  4


#AUX               !auxiliary model specification
CPP  ideal gas heat capacity function of Kamei et al. (1995).
?LITERATURE REFERENCE \
?Kamei, A., Beyerlein, S.W., and Jacobsen, R.T,
? "Application of nonlinear regression in the development of a wide range
? formulation for HCFC-22,"
? Int. J. Thermophysics, 16:1155-1164, 1995.\
?\
!end of info section
100.0              !lower temperature limit [K]
1000.0             !upper temperature limit [K]
0.0                !upper pressure limit [kPa]
0.0                !maximum density [mol/L]
1.0          8.31451                   !reducing parameters for T, Cp0
  2  9    0  0    0  0  0              !Nterms:  polynomial, exponential, cosh, sinh
 4.00526140446d0   0.00                != 4 + B10 (the Bi are coeff of Kamei)
 1.20662553d-4     1.00                != B11
 1.00d0      4352.3095d0               != B1
 1.00d0      1935.1591d0               != B2
 1.00d0      1887.67936d0              != B3
 1.00d0      1694.88284d0              != B4
 1.00d0      1605.67848d0              != B5
 1.00d0      1162.53424d0              != B6
 1.00d0       857.51288d0              != B7
 1.00d0       605.72638d0              != B8
 1.00d0       530.90982d0              != B9


@EOS               !equation of state specification
FE1  Helmholtz equation of state for R-22 of Wagner et al. (1993).
?LITERATURE REFERENCE \
?Wagner, W., Marx, V., and Pruss, A.,
? "A New Equation of State for Chlorodifluoromethane (R22) Covering the
? Entire Fluid Region from 116 K to 550 K at Pressures up to 200 MPa,"
? Int. J. Refrig., 16(6):373-389, 1993.
?\
!end of info section
115.73             !lower temperature limit [K]
550.0              !upper temperature limit [K]
60000.0            !upper pressure limit [kPa]
19.91              !maximum density [mol/L]
CP1                                    !pointer to Cp0 model
86.469                                 !molecular weight [g/mol]
115.73                                 !triple point temperature [K]
0.00036783                             !pressure at triple point [kPa]
19.907                                 !density at triple point [mol/L]
232.35                                 !normal boiling point temperature [K]
0.22014                                !acentric factor
369.28       4988.5       6.013716     !Tc [K], pc [kPa], rhoc [mol/L]
369.28                    6.013716     !reducing parameters [K, mol/L]
8.31451                                !gas constant [J/mol-K]
      22  4      0  0       0  0       !# terms, # coeff/term for:  "normal" terms, critical, spare
 0.295992018100E+00  0.0     1.0     0 !a(i),t(i),d(i),l(i)
-0.115139217300E+01  1.5     1.0     0
 0.525974692400E+00  0.0     2.0     0
-0.664439373600E+00  0.5     2.0     0
 0.172348108600E+00  1.5     2.0     0
-0.115852516300E-03  3.0     5.0     0
 0.380310434800E-03  0.0     7.0     0
 0.411929155700E-05  2.5     8.0     0
-0.226737445600E+00  2.5     1.0     1
 0.143302476400E-01  3.5     3.0     1
-0.139297845100E+00  1.5     4.0     1
-0.117222141600E+00 -0.5     5.0     1
 0.200339417300E+00  0.0     5.0     1
-0.209785744800E+00  4.0     1.0     2
 0.128449761100E-01  6.0     1.0     2
 0.172469348800E-02  4.0     9.0     2
-0.566344730800E-03  2.0    10.0     2
 0.148545995700E-04  2.0    12.0     2
-0.569173434600E-03 12.0     1.0     3
 0.834105706800E-02 15.0     3.0     3
-0.252628750100E-01 18.0     3.0     3
 0.118550614900E-02 36.0     6.0     4


@EOS               !equation of state specification
FES  short Helmholtz equation of state for R-22 of Span (2000).
?LITERATURE REFERENCE \
?Span, R.,
? "Multiparameter Equations of State - An Accurate Source of Thermodynamic
? Property Data," Springer, Berlin, Heidelberg, New York, 2000.
?\
?The uncertainties of the equation of state are approximately 0.2% (to
?0.5% at high pressures) in density, 1% (in the vapor phase) to 2% in
?heat capacity, 1% (in the vapor phase) to 2% in the speed of sound, and
?0.2% in vapor pressure, except in the critical region.
?\